SkyTrak 6042 Service Manual - Manual (Page 87)

3.41 Model 6042 Legacy Origin 7/02
Boom
Figure 3-87 Attachment Tilt and Auxiliary
Hydraulic Hoses and Tubes
26. Place the retract chain (Fig. 3-88, 1) up around the
retract chain sheave on the right side of the boom.
Stretch the chain forward and place the clevis
between the two anchor plates (2). Align the hole in
the clevis with the second hole from the rear of the
anchor plates.
Note: ALWAYS replace elastic-lined nuts with new
elastic-lined nuts to help ensure proper fastening.
27. Insert the shoulder bolt (Fig. 3-88, 3), saved, from
the top down and secure in place with a new 3/8-16
elastic locknut (4). Tighten the locknut securely.
Figure 3-88 Retract Chain
28. Place the double extend chain sheave (Fig. 3-89, 1),
saved, between the mounts at the front of the
intermediate boom. Insert the sheave pin (2), saved,
through the mounts and the double sheave. Align the
mounting hole in the sheave pin with the threaded
hole in the sheave mount and secure in place with
the 1/2-13 x 1" capscrew (3), saved, and the 1/2"
lockwasher (4), saved. Tighten securely.
29. After the sheave is assembled, grease the sheave
with a good grade of multi-purpose grease. Turn the
sheave by hand to distribute the grease evenly.
Figure 3-89 Extend Chain Sheave
MA10,0160
3
2
8
6
1
1
3
7
4
5
5
7
MH2340
2
4
1
3
2
MA10,0590
3
4
2
1